The product is a lot of 14 mixed brand and model 2.5" SATA HDDs with storage capacities of 1TB, 750GB, and 500GB. These internal laptop drives are compatible with laptops and are formatted for HDD storage only. They have a rotation speed of 5400/7200 RPM come in a silver color. Each drive has been wiped and tested to ensure quality and performance. Ideal for those in need of reliable and high-capacity storage solutions for their laptops.